# 356

## 356 is an even composite number composed of two prime numbers multiplied together.

What does the number 356 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

356 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

## Prime factorization of 356:

### 22 × 89

(2 × 2 × 89)

See below for interesting mathematical facts about the number 356 from the Numbermatics database.

### Names of 356

• Cardinal: 356 can be written as Three hundred fifty-six.

### Scientific notation

• Scientific notation: 3.56 × 102

### Factors of 356

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 91

### Divisors of 356

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 630
• Sum of proper divisors (its aliquot sum) s(n): 274
• 356 is a deficient number, because the sum of its proper divisors (274) is less than itself. Its deficiency is 82

### Bases of 356

• Binary: 1011001002
• Base-36: 9W

### Squares and roots of 356

• 356 squared (3562) is 126736
• 356 cubed (3563) is 45118016
• The square root of 356 is 18.8679622641
• The cube root of 356 is 7.0873410615

### Scales and comparisons

How big is 356?
• 356 seconds is equal to 5 minutes, 56 seconds.
• To count from 1 to 356 would take you about two minutes.

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 356 cubic inches would be around 0.6 feet tall.

### Recreational maths with 356

• 356 backwards is 653
• The number of decimal digits it has is: 3
• The sum of 356's digits is 14
• More coming soon!